Railway signal-torpedo.



P. DUTGHER. RAILWAY SIGNAL TOHPEDO, APPLICATION FILED APR.4,1912.

Patented July '7, 1914.

seem; ZDU'EGHEEP-z, es vesssmmss, eswssvsvmim, sessions-s, so CENJPELAL Emil" WAY sizeiesit cements, or; ssmssvsvmtm, A oossosssxosf ss- NEW mess s. l

- ssmwss sitsssireosesso,

1 ,gogzggs Specification 01 Eettel's 11 mm. ew d t 7 pg 4 Application filed April ll, 1912. Elerlsl We. $859,533. To all "whom it may concem: Fig. 3. llhen in this shape the case i is so Be it known that l, FRANK BUTCHER, it placed in the trolilgh between its ends, and citizen of. the United States, residing at Wlll. be properly centered by two memhess Versailles, m the county of Allegheny and l. These members t have the same cross- State of Peiinsylvsmis heve invented certain sectional shape {is "the case 1, end while new and useful Improvements in Railway these members are 1n the'position shown in 55 Signal-Torpedoes, of which the following is Fig. 1, the side wall 5 of the sheet trough s, specification, reference being had t ierein is doubled down on the case and the memto the accompanying drawing hers 4 to the positionshown in d The T his invention ielstes to improvements 1n other well 6 of the troughshsped sheet railway signal torpedoes, end it comprises s doubled over the wall 5, s Waterproof elastic es paper explosive containing case and e mecement 7 having been placed so as to cement tellic foil covering for the case, which has the overlapping edges of the Walls 5 and integral folded extended ends peojecting As here shown, the cement 7 is placed on the and constituting i-ail engaging strsps. inner side of the wall 6. The members The object of my present invention to are then withdrawn, leaving an elongated es provide an improved manner etiiiclosing a metallic host-shaped member holding; the paper explosive in -closing case within an easel therein. The edges 8 of the extende elongated metallic sheet and cementing the ends of these hoxshspedmemhers are themedges of the sheet the folded sheet adopted folded in, as shown at 9, forming bellows I to have its ends act as rail engaging seem like folds increasing in Width from the ends vohers for attaching the torpedo to e railway of the case to the ends of the folded sheet. rail. I I .Chcse'folded ends 10 are then compressed sshln the sccompenyi drawings-3Figure l stzultislly equal distances toward s longitudiis s perspective view of en improved tosnsl line drawn throl'lgh the center of the case, pedo, showing it in position on a i'silwsy thus compi'essihgthe folded ends llhssshown mil. Fig.5., 2 1s a detached perspective view in 6, and thus forming the extended of the sheet metal foil blank, the dotted folded. compressed ends ll into railway millinss indicating the heiidsof the longitudi engaging members adapted to he heh't, nal folds. Fig. 8 is a perspective view around the railway rail 19, as shown in Fig. showing; the manner of applying the cover- 1. By folding; the sides 8 of the extended ins; to the explosive containing cese. tubular post-ions inward into hello'avslike 4- is fit perspective v ew showing the first folds as described, the extended ends see folds which are made in the sheet. Fi ii made up with longitudinally extending" pen is a perspective View showing the edge or tions having {our thicknesses of l netel, the inwardly extending edge folds beyond the object of which is to increase the stifeiigth explosive containing case. '6 is a 'Vl&W and durability of the rsil engsging members showing the manner of compressing the ligand by the increased thiolmtiess enehles folded ends of Fin. 5 the members 11 to better resist being; moved ln carrying out my invention, ll provide off after they have been bent around the e. rectangular open ended tubular paper isilwe'y fail, as shown in Fig. 2. case 1, (dotted lines, Fig. 8) which edopt- The metallic sheet or foil 2 is composed ed to receive and hold an explosive comof ziluminum, whereby it is very dum le, pound (not shown); An elongated melight and capable of withstanding the setsllic sheet foil blank. :2 is provided and YQlQSl) use to Which'it would he suhjected in upon which is placed the case 1, at the the hands of railroad men and is of a nature 9 center of the blank. The hlsnk 4 is then to i'enmin in the shape he which it is sent to folded up on the two inner lines 3, into suhhold the torpedo in JOSllJlOIL on the rail, stshtislly a trough 0}, cl-shape, as shown in Having thus descr ed my invention whet I claim and desire to s'wu're by Lz'hhers ends of the case to the ends of the extensiens l0 Iatent is: for him purp0se described,

A railway signal 'tarpedo, cmnprising; 2a In testimony whereof I hereunto afi'lx my paper explosive, containing case, a metallic signawre in tha in'esence of two xi K118533835 5319522 :3 aring Wrapped amumf. $442 and Y1 x having" m ends pmjecting fey 0126i RANK LUTCHER" 1.0 farm mil-engaging members R. JUNKER,

Elia 01615 "which increase in wifh fizz-m 

